Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of an image of a display screen or a portion thereof with graphical user interface according to a first embodiment of our design; and,

FIG. 2 is a front view of an image of a display screen or a portion thereof with graphical user interface according to a second embodiment of our design.

The broken line showing portions of a display screen, text, and other features in the figures are environmental only and form no part of the claimed design. The dash-dot lines indicate a boundary or perimeter of the graphical user interface image and form no part of the claimed design. In the figures, the perimeters of the portion of the underlying display screen and the graphical user interface are understood to be flush. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 